//index.js
//获取应用实例
const app = getApp()

Page({
  data: {
    motto: 'history',
    userInfo: {},
    hasUserInfo: false,
    canIUse: wx.canIUse('button.open-type.getUserInfo'),
    timer: null,
  },
  //事件处理函数
  bindViewTap: function(that) {
    wx.switchTab({
        url: '/pages/home/home',
        success: () => {
            if (that.data.timer) {
                clearInterval(that.data.timer)
                that.setData({
                    timer: null
                })
            }
        }
    })

},
checkUserInfo(that) {
  if (that.data.hasUserInfo) {
      that.bindViewTap(that)
  }
},
getUserInfo: function(e) {
  app.globalData.userInfo = e.detail.userInfo
  this.setData({
      userInfo: e.detail.userInfo,
      hasUserInfo: true
  })
},
onLoad: function() {
  if (app.globalData.userInfo) {
      this.setData({
          userInfo: app.globalData.userInfo,
          hasUserInfo: true
      })
  } else {
      // 在没有 open-type=getUserInfo 版本的兼容处理
      wx.getUserInfo({
          success: res => {
              app.globalData.userInfo = res.userInfo
              this.setData({
                  userInfo: res.userInfo,
                  hasUserInfo: true
              })
          },
          lang: 'zh_CN'
      })
  }
  if (this.data.canIUse) {
      // 由于 getUserInfo 是网络请求，可能会在 Page.onLoad 之后才返回
      // 所以此处加入 callback 以防止这种情况
      app.userInfoReadyCallback = res => {
          this.setData({
              userInfo: res.userInfo,
              hasUserInfo: true
          })
      }
  }
  let that = this;
  let timer = setInterval(() => {
      this.checkUserInfo(that)
  }, 1800)
  this.setData({
      timer: timer
  })

},
  // getUserInfo: function(e) {
  //   console.log(e)
  //   app.globalData.userInfo = e.detail.userInfo
  //   this.setData({
  //     userInfo: e.detail.userInfo,
  //     hasUserInfo: true
  //   })
  // }
})
